Q5 Using a 2.7 F capacitor, 30-gauge wire (diameter of 0.2546 mm) wrapped around a plastic tube with diameter 3.8 cm and length of 5.6 mm wrapped in three layers. How long of wire do you need to make a 5Hz Oscillator. Neglect the difference in layer diameters.
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- E8P1A capacitor (C=540 microF) has a potential deltaV= 80 volts across it. How much energy is stored in the capacitor?200 pF in series w/ unknown & as a series combination in parallel w/ 100 pF. The potential between a and b =26 V and the 200 pF capacitor stores 40nJ. 1. Find unknown capacitance and Cequivalent of the circuit.2. what is the dielectric constant K to make an equivalent capacitor w/ two 1x1cm square aluminum electrodes 0.4 mm apart and filled w/ the dielectric?
- A capacitor has a peak current of 330 μA when the peak voltage at 330 kHz is 2.8 V. Part A What is the capacitance? Express your answer to two significant figures and include the appropriate units. C = Submit Part B Ic= μA Value Submit Request Answer If the peak voltage is held constant, what is the peak current at 660 kHz ? Express your answer to two significant figures and include the appropriate units. μA Value Units Request Answer biệt Units wwwwwA series combination of a 45,000 Ohm resistor and an unknown capacitor is connected to a 15 V battery. Once second after the circuit is completed, the voltage across the capacitor is 8 V. a. Determine the capacitance of the capacitor. b. What is the voltage across the capacitor 2 seconds after the circuit is completed?ELECTRICAL POTENTIAL AND CURRENT: V IR E-P P IV C Pt Series Circuits: Parallel Circuits: V, = V, + V,+ V, +. V, = V, = V, V, .. 1. 1. R, = R, + R, + R, +. RT R, R Based on the circuit drawn below: (Please use your VIRP chart) R = 15 Q V = 120 V R2 = 20 2 R3 5 2 W-
- Determine the value of the commutator a. -Px b. i (hbar) P z OC С. i (hbar) Lz d. A e. 0Item 2 A dielectric-filled parallel-plate capacitor has plate area A = 30.0 cm² plate separation d = 10.0 mm and dielectric constant k = 2.00. The capacitor is connected to a battery that creates a constant voltage V = 12.5 V. Throughout the problem, use 0 = 8.85×10-12 C²/N·m². Part A Find the energy U₁ of the dielectric-filled capacitor. Express your answer numerically in joules. ► View Available Hint(s) U₁ = Submit Part B U2 = VE ΑΣΦ Submit ? 17 ΑΣΦ J The dielectric plate is now slowly pulled out of the capacitor, which remains connected to the battery. Find the energy U₂ of the capacitor at the moment when the capacitor is half- filled with the dielectric. Express your answer numerically in joules. ► View Available Hint(s) 2 of 15 J Review